1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
TEA [102]
2 years ago
6

What is the value of the expression 30 - 9+ 3 - (12 = 4)?

Mathematics
1 answer:
Flauer [41]2 years ago
8 0

Answer:

21

Step-by-step explanation:

30 - 9 +3

30 - 12

18

18 - 12=4

      12/4 = -3

18 - -3

21

You might be interested in
There are 56 m&ms in a bag. They are all red or blue with a ratio of 3:4. How many blue m&ms are there?
ser-zykov [4K]

Answer:

32

Step-by-step explanation:

3+4 = 7, 56/7 = 8, 8 * 4 = 32

5 0
3 years ago
Read 2 more answers
Carl earned grades of 62 78 59 and 89 on four math tests what is the mean if his grades
cluponka [151]

Answer:

The answer is 72

Step by step Explanation:

You add 62 + 78 + 59 + 89

And it equals 288

Then divide that answer by 4

And the answer is 72

5 0
3 years ago
Read 2 more answers
Find the greatest possible number of consecutive zeros at the end of the product of three positive integers if the sum of these
Vesnalui [34]

Answer:

I think its 5 consecutive zeros.

Step-by-step explanation:

This would be a guess but I think you would need two numbers in the hundreds that also have 2 parts of which have a product of a number ending in 0, like 4 and 5.

So my guess would be

400 * 500 * 39

= 7800000

7 0
2 years ago
The money in Juan's savings account earns 1 1/4% interest. Which value is less than 1 1/4 %? The values are: a. 1/4 b. 0.125 c.
aleksandrvk [35]
11/4% = (11/4)/100 = 11/400 = 0.0275;
1/4 = 0.2500;
1/80 = 0.0125;
We observe that 0.0125 < 0.0275 and 0.0114 < 0.0275 and 0.2500 > 0.0275 and 0.12500 > 0.0275;

The answers are c. and d.
7 0
3 years ago
Megan is making quilts that require 11 feet of cloth each. She has 50 feet of cloth. What are the possible numbers of quilts tha
goldenfox [79]

Answer:

4

Step-by-step explanation:

Because the fact the quits are ll feet there are 6 feet left over but that can not make 11 feet quilt

5 0
3 years ago
Other questions:
  • Suppose that all sides of a quadrilateral are equal in legth and opposite sides are parallel. Use vector methods to show that th
    9·1 answer
  • I need help please ^^
    5·1 answer
  • A store is advertising a sale with 15% off all prices in the store. Sales tax is 8%. Which equation will correctly determine the
    12·2 answers
  • A national survey of middle-school students asks which subject is most challenging. Which of these samples is a representative s
    15·1 answer
  • PLEASE SHOW WORK :))
    8·1 answer
  • A hyperbola has its center at (0,0)a vertex of (0,19) and an asymptote of y=19/16^x Find the equation that describes the hyperbo
    14·1 answer
  • (-5)+(-2)= porfa xdlo necesito rapido plox
    12·2 answers
  • 2. The sample data of EU carbon dioxide emissions has a mean of 7.9 and standard deviation of 3.6. (40 points)
    14·1 answer
  • A farmer's annual income is represented by the variable x. The farmer will pay 25% of his income for federal taxes and 9% of his
    12·1 answer
  • PLEASE HELP!!! solve the right triangle​
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!